Nas so good: Wenger was forced to sell Samir Nasri to Manchester City after not extending his contract (Image: Getty)22 of 47

Skip the country: Arsenal captain Cesc Fabregas also left the club, in the least surprising transfer of all time (Image: Getty)23 of 47

2012: Chelsea's Fernando Torres celebrates scoring the first goal of the match with teammate John Terry during the Barclays Premier League match between Arsenal and Chelsea at Emirates Stadium (Image: Getty)24 of 47

2012: The League Cup 4th round tie with Reading proves to be one of the games of the season as Arsenal overturn a 4-0 deficit to win the game in extra time 7-5 (Image: Scott Heavey)25 of 47

2012: Arsenal remain top of their Champions League group with a 3-1 win over Olympiakos, but their form dips resulting in consecutive home defeats to Norwich and Schalke (Image: Getty)26 of 47

2012: Despite good league form the Gunners crashed out of the League Cup after losing on penalties to League Two side Bradford City (Image: Reuters)27 of 47

2013: Theo Walcott finally signs a new long term deal with the club and ends the season as the club's top scorer with 21 goals in all competitions (Image: Getty)28 of 47

2013: Despite a 2-1 loss to Tottenham, a nine-match unbeaten run followed and meant that the Gunners were 1 point ahead of Spurs in 4th place with just one game of the season remaining (Image: Reuters)29 of 47

2013: An away trip to Newcastle was the challenge and a 52nd minute Lauren Koscielny goal gave Arsenal the 3 points they needed to secure Champions League football for a 16th consecutive season (Image: PA)30 of 47

2013: Local Vietnamese football fans pose with a portrait of Arsenal manager Arsene Wenger ahead of the new season... (Image: AFP)31 of 47

2013: And record signing Mesut Ozil soon has an impact - setting up Olivier Giroud against Sunderland (Image: Getty)33 of 47

Referee Andre Marriner sent off the wrong player in a remarkable case of mistaken identity, sending Keiran Gibbs off instead of Alex Oxlade-Chamberlain who used his hand to push a shot away from goal on March 22, 2014 (Image: AFP/Getty)34 of 47

In Arsene Wenger's 1000th game in charge of Arsenal he was beaten by London rivals Chelsea 6-0, the same game Keiran Gibbs was sent off instead of Alex Oxlade-Chamberlain (Image: AFP/Getty)35 of 47

2014: Wenger and Arsenal lift the FA Cup to end a nine-year trophy drought (Image: Getty)36 of 47

Alexis Sanchez was another of Arsene Wenger's marquee signings, a summer after Ozil. He made an immediate impact by scoring the his first Arsenal goal in their Champions League Qualifying match, securing a 1-0 aggregate victory and a spot in the group stage. (Image: David Price/Arsenal FC)37 of 47

Nacho Monreal celebrates with Alexis Sanchez at the final whistle of their Champions League qualifying round play-off against Besiktas. Sanchez's goal meant they reached the group stage. (Image: AFP/Getty)38 of 47

Arsene Wenger entered Jose Mourinho's technical area during the 2014 match at Stamford Bridge, which resulted in a tussle that an official had to break up (Image: The Daily Mirror/Kent Gavin)39 of 47

Arsene Wenger looks dejected in the dug out during Arsenal's Champions League round of 16 first leg football match against Monaco, which they lost 3-1. They won the second leg 2-0, however it wasn't enough and they went out on away goals. It was the fifth year that Arsenal failed to get past the round of 16 stage. (Image: AFP/Getty)40 of 47

Alexis Sanchez continued his scoring form throughout the season and scored both goals in the FA Cup against Reading (one in extra time) to secure Arsenal's place in the final. Where he scored another in their 4-0 victory over Aston Villa. (Image: Michael Regan - The FA)41 of 47

Arsene Wenger celebrates with his players and the FA Cup trophy after Arsenal won the competition two years in a row. (Image: Jordan Mansfield - The FA)42 of 47